US11405853B2 - Server, communication system, and performance measurement method - Google Patents
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- US11405853B2 US11405853B2 US16/520,301 US201916520301A US11405853B2 US 11405853 B2 US11405853 B2 US 11405853B2 US 201916520301 A US201916520301 A US 201916520301A US 11405853 B2 US11405853 B2 US 11405853B2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/02—Arrangements for optimising operational condition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/02—Access restriction performed under specific conditions
- H04W48/06—Access restriction performed under specific conditions based on traffic conditions
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
- H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
Definitions
- the present disclosure generally relates to mobile network, in particular, to a server, a communication system, and a performance measurement method.
- MNO mobile network operators
- SIM subscriber identity module
- the present disclosure is directed to a server, a communication system, and a performance measurement method, which provide an easier way to monitor competitors' network performance through configure a network configuration in operator's operation support system (OSS).
- OSS operator's operation support system
- a server in an embodiment of the present disclosure includes a communication transceiver and a processor.
- the communication transceiver is used to transmit and receive signals.
- the processor is coupled to the communication transceiver and configured to perform the following steps.
- Frequency spectrum information is determined.
- the frequency spectrum information includes multiple frequency spectrums possessed by at least two mobile networks.
- a network configuration is generated according to the frequency spectrum information.
- the network configuration is used by a cellular core network entity.
- the frequency spectrums are scanned for a network performance measurement of a user equipment (UE), and the UE is allowed to register to at least one its own subscribed mobile network of the at least two mobile networks. Then, the network configuration is transmitted through the communication transceiver.
- UE user equipment
- a communication system in an embodiment of the present disclosure includes a server, a cellular core network entity, and a user equipment (UE).
- the server determines frequency spectrum information, and generates a network configuration according to the frequency spectrum information.
- the frequency spectrum information includes multiple frequency spectrums possessed by at least two mobile networks.
- the cellular core network entity is configured with the network configuration to indicate the UE to configure with the frequency spectrum information.
- the UE performs a network performance measurement by scanning the frequency spectrums based on the frequency spectrum information.
- the UE is allowed to register to at least one its own subscribed mobile network of the at least two mobile networks.
- a performance measurement method in an embodiment of the present disclosure includes the following steps. Frequency spectrum information is determined.
- the frequency spectrum information includes multiple frequency spectrums possessed by at least two mobile networks.
- a network configuration is generated according to the frequency spectrum information.
- the network configuration is used by a cellular core network entity.
- the frequency spectrums are scanned for a network performance measurement of a user equipment (UE), and the UE is allowed to register to at least one its own subscribed mobile network of the at least two mobile networks.
- UE user equipment
- a network configuration would be determined based on multiple frequency spectrums supported by two or more mobile networks.
- the network configuration would set in a cellular core network entity, and then UEs within the service coverage of a base station would receive an indication of frequency spectrum via the base station.
- a UE may merely register to one authenticated mobile network of the operator, the UE may scan the frequency spectrum of unauthenticated mobile networks to measure the network performance (such as signal strength, quality, etc.). Then, a monitoring result of the network performance with at least two mobile networks would be obtained. Accordingly, comparing with the performance measurement with network deployment and status of competitors, the embodiments of the disclosure provides an easier way to motoring competitors' network performance.
- FIG. 1 is a schematic diagram of a communication system according to an embodiment of the disclosure.
- FIG. 2 is a flowchart illustrating a performance measurement method according to an embodiment of the disclosure.
- FIG. 3 is a schematic diagram illustrating frequency spectrum scanning according to an embodiment of the disclosure.
- FIG. 4 is a flowchart illustrating a performance measurement method for the communication system according to an embodiment of the disclosure.
- FIG. 5 is a flowchart illustrating a performance measurement method for the server according to an embodiment of the disclosure.
- FIG. 1 is a schematic diagram of a communication system 1 according to an embodiment of the disclosure.
- the communication system 1 includes, but not limited to, a cellular core network entity 10 , a base station (BS) 20 , a user equipment (UE) 30 , and a server 100 .
- BS base station
- UE user equipment
- the numbers of the cellular core network entity 10 , the BS 20 , and the UE 30 may be more than one based on actual situation.
- the cellular core network entity 10 , the BS 20 , and the UE 30 are in one mobile network of one mobile network operator (MNO).
- the mobile network may be global system for mobile communications (GSM)/general packet radio service (GPRS)/enhanced data rates for GSM evolution (EDGE) (i.e., second generation (2G) mobile network), code division multiple access (CDMA) 2000/evolution-data optimized (EVDO), universal mobile telecommunications system (UMTS)/high speed packet access (HSPA) (i.e., 3G mobile network), long term evolution (LTE), (long term evolution-advanced) LTE-A (i.e., 4G mobile network), 5G New Radio or further generation mobile networks.
- GSM global system for mobile communications
- GPRS general packet radio service
- EDGE enhanced data rates for GSM evolution
- CDMA code division multiple access
- EVDO extended data rates for GSM evolution
- UMTS universal mobile telecommunications system
- HSPA high speed packet access
- the cellular core network entity 10 and the BS 20 could be different.
- the cellular core network entity 10 could be a home subscribe server (HSS), or a mobility management entity (MME), and the BS 20 could be a home evolved node B (HeNB), eNB, an advanced base station (ABS), or a base transceiver system (BTS).
- the cellular core network entity 10 could be an authentication server function (AUSF), or an access and mobility management function (AMF), and the BS 20 could be gNodeB (gNB).
- the cellular core network entity 10 could be any sever in the core network.
- the cellular core network entity 10 may further operates an operation support system (OSS), a business support (BSS), or other operations, administration and maintenance (OAM) related platforms of the mobile network.
- OSS operation support system
- BSS business support
- OAM operations, administration and maintenance
- the UE 30 may have multiple implementations, for example, (but is not limited to) a mobile station, an advanced mobile station (AMS), a telephone device, a customer premise equipment (CPE), a wireless sensor, etc.
- the UE 30 may be equipped with one or more physical subscriber smart cards (such as a subscriber identity module (SIM), a removable user identity module (RUIM), a universal integrated circuit card (UICC), etc.) or embedded SIM (eSIM), which is/are allowed to register to it own subscribed mobile network(s) but not allowed to register to the other mobile networks (i.e., non-subscribed mobile networks) except for roaming.
- SIM subscriber identity module
- RUIM removable user identity module
- UICC universal integrated circuit card
- eSIM embedded SIM
- the server 100 includes, but not limited to, a communication transceiver 110 , a memory 120 , a display 130 , and a processor 140 .
- the communication transceiver 110 could be a communication interface (such as universal serial bus (USB), universal asynchronous receiver/transmitter (UART), RJ45, etc.) or a wireless transceiver (such as UMTS, LTE, 5G New Radio, Wi-Fi, Bluetooth, etc.).
- the communication transceiver 110 is used to transmit/receive signals to/from the cellular core network entity 10 .
- the memory 120 could be any type of a fixed or movable random access memory (RAM), a read-only memory (ROM), a flash memory or a similar device or a combination of the above devices.
- the memory 120 records program codes, network configurations, frequency spectrum information, codebooks, buffer data or permanent data.
- the display 130 could be liquid-crystal display (LCD), light-emitting diode (LED), organic light-emitting diode (OLED) or other display.
- LCD liquid-crystal display
- LED light-emitting diode
- OLED organic light-emitting diode
- the processor 140 is coupled to the communication transceiver 110 , the memory 120 and the display 130 .
- the processor 140 is configured to process digital signals, executes a procedure of the exemplary embodiment of the disclosure, and is adapted to access or load the data and software modules recorded by the memory 120 .
- Functions of the processor 140 may be implemented by using a programmable unit such as a central processing unit (CPU), a microprocessor, a microcontroller, a digital signal processing (DSP) chip, a field programmable gate array (FPGA), etc.
- the functions of the processor 140 may also be implemented by an independent electronic device or an integrated circuit (IC), and operations of the processor 140 may also be implemented by software.
- the processor 140 may handle operations, administration, and maintenance (OAM) functions for the mobile network, such as 3G, 4G, 5G, or further generation.
- OAM operations, administration, and maintenance
- the processor 140 can handle signaling and message of billing and operational support systems (BOSS)/operation support system (OSS) for 3G core network.
- BOSS billing and operational support systems
- OSS operation support system
- the processor 140 may further establish communications through the communication transceiver 110 with the cellular core network entity 10 to transmit or receive data or message with each other.
- FIG. 2 is a flowchart illustrating a performance measurement method according to an embodiment of the disclosure.
- the processor 140 determines frequency spectrum information (step S 210 ).
- the embodiment of the disclosure proposes a method to offer a solution for mobile operators and users to monitor its competitors' network performance by a specific configuration in operator's OSS system, so that required competitor information data can be collected and further analyzed for comparison.
- the UE 30 is designed to scan a frequency spectrum including multiple carrier frequencies depending on its capability of chipset. Although only the subscriber smart card or eSIM provided and activated by operator will allow the UE 30 to pass authorization process and register to its own mobile network (which corresponds to one frequency spectrum), the UE 30 may keep measuring the neighboring cells in specific carrier frequencies (which corresponds to other frequency spectrums) configured by OSS of the cellular core network entity 10 .
- FIG. 3 is a schematic diagram illustrating frequency spectrum scanning according to an embodiment of the disclosure.
- the operator A uses carrier frequencies Freq 1 and Freq 2 while operator B uses carrier frequencies Freq 3 and Freq 4 .
- operator A can mandates the UE 30 of its subscriber to measure all carrier frequencies Freq 1 , Freq 2 , Freq 3 , and Freq 4 by proper OSS configuration. In this way, the frequency bands Freq 3 and Freq 4 which belong to the operator B can be monitored and used for later analysis.
- the frequency spectrum information includes multiple frequency spectrums possessed by two or more mobile networks.
- the mobile networks includes one mobile network of the communication system 1 and at least one other mobile network different from the mobile network of the communication system 1 .
- the frequency spectrums of two mobile networks would be different.
- the carrier frequencies in the frequency spectrums of two mobile networks are not be overlapped.
- a first frequency spectrum of one mobile network includes carrier frequencies 2110 ⁇ 2125 MHz and 1830 ⁇ 1850 MHz
- a second frequency spectrum of another mobile network includes carrier frequencies 2150 ⁇ 2170 MHz and 1820 ⁇ 1830 MHz.
- the frequency spectrum information would record a list of carrier frequencies and allowed bandwidth for each frequency spectrum.
- the frequency spectrum information includes 1710 ⁇ 1725 MHz of carrier frequencies with 15 MHz bandwidth of one mobile network and 1725 ⁇ 1735 MHz of carrier frequencies with 10 MHz bandwidth of another mobile network.
- the processor 140 may select at least one of multiple licensed frequency bands in a region as the frequency spectrums.
- the region could be a country or any administrative district.
- licensed frequency bands could be B 1 , B 3 , B 7 , and B 8 for country A
- licensed frequency bands could be B 3 , B 7 , and B 28 for country B.
- One or more carrier frequencies in the selected licensed frequency band would be in the frequency spectrums of the frequency spectrum information, so as to achieve partial spectrum scan.
- the processor 140 may select all licensed frequency bands in one region as the frequency spectrums. All carrier frequencies in the all licensed frequency bands would be in the frequency spectrums from the frequency spectrum information, so as to achieve full spectrum scan.
- the processor 140 may obtain a capacity information of the UE 30 through the communication transceiver 110 .
- the capacity information include one or more frequency bands supported by the UE.
- the BS 20 can receives a radio resource control (RRC) message including a UE Capability Information from the UE 30 during registration process.
- the UE Capability Information conveys radio frequency (RF) parameters which includes one or more supported frequency bands.
- the server 100 may obtain the capacity information of the UE 30 via the BS 20 and the cellular core network entity 10 . It should be noticed that, the capacity information may be included in other control message for other generation mobile networks, and the embodiment is not limited thereto.
- the processor 140 select one or more of the frequency bands recorded in the capacity information of the UE 30 to be in the frequency spectrums.
- the processor 140 generates a network configuration according to the frequency spectrum information (step S 230 ).
- the network configuration is used by the cellular core network entity 10 , and the frequency spectrums are scanned for a network performance measurement of the UE 30 .
- the network configuration may be an OSS/BOSS configuration which can be configured in the cellular core network entity 10 .
- FIG. 4 is a flowchart illustrating a performance measurement method for the communication system 1 according to an embodiment of the disclosure. Referring to FIG. 4 , the processor 140 may configure OSS/BOSS operated on the cellular core network entity 10 by using batch scripts (step S 410 ), so as to transmit the network configuration through the communication transceiver 110 .
- the instruction for example, is to request the BS 20 to transmit control message with the frequency spectrum information for the network performance measurement of the UE 30 .
- the BS 20 may indicate the carrier frequency and its bandwidth of the frequency spectrums of multiple mobile networks recorded in the frequency spectrum information by transmitting a control message including the measured frequency spectrum information to the UE 30 (step S 430 ).
- the BS 20 transmit a RRC Reconfiguration message according to the frequency spectrum information to the UE 30 , and the UE 30 may be configured to scan E-UTRA absolute radio frequency channel number (EARFCN) and bandwidth recorded in the RRC Reconfiguration message.
- the EARFCN would correspond to the carrier frequencies recorded in the frequency spectrum information.
- the UE 30 would perform a network performance measurement by scanning the frequency spectrums based on the frequency spectrum information, and the frequency spectrum information may include frequency spectrum of competitor network.
- the network performance measurement could be a measurement report process, which is used to measure signal strength, signal quality, signal to noise/interference ratio, etc.
- reference signal received power (RSRP), reference signal received quality (RSRQ), and signal-to-interference-plus-noise ratio (SINR) with corresponding cell's physical cell identity (PCI) are reported in the measurement report for given reference signal with a specific carrier frequency.
- monitoring results such as RSRP, RSRQ, etc.
- the combination of the monitoring results may be converted into other results by using any form of formula.
- the received signal strength indication (RSSI) can be derived by RSRP and RSRQ.
- the processor 140 may take the RSRP/RSRQ into a formula to generate new results for other network quality indicators.
- the UE 30 would scan all frequency spectrums listed in the frequency spectrum information to obtain corresponding monitoring result.
- the content of network performance measurement could be different for different generation mobile networks.
- the network performance measurement process can be either event-triggered or set periodically. For example, in case of event-triggered measurement, a threshold/offset would be configured properly in order to collect the required number of measurement reports.
- the monitoring result of the network performance measurement would be reported to the BS 20 (step S 440 ) and further transmitted to the server 100 (step S 450 ). Then, the processor 140 may analyse the monitoring result of at least two mobile networks including operator itself and competitor(s). Then, a graphical user interface (GUI) 131 with the monitoring result can be presented on the display 130 (step 460 ).
- GUI graphical user interface
- FIG. 5 is a flowchart illustrating a performance measurement method for the server 100 according to an embodiment of the disclosure.
- the processor 140 may configure the network configuration as described in steps S 210 to S 230 (step S 510 ). After UE 30 reports the monitoring results by scan the frequency spectrums based on the network configuration, the processor 140 may collect the monitoring results for each carrier frequency in the frequency spectrums (step S 520 ).
- geographical information is another important aspect in addition to monitoring result. Geographical information can make the comparison more useful because measured performance in the same geographical area can be compared together. Therefore, how to associate collected competitor monitoring results with geographical information is another important part of this disclosure.
- positioning algorithms including triangulation, tri-lateration, and TDOA (Time Difference Of Arrival), which can be applied to geo-locate the monitoring results (corresponding to the location of UE 30 ) collected in the OSS of cellular core network entity 10 (step S 530 ).
- the server 100 builds in the actual geographical information (such as latitude and longitude, direction, and tilt etc.) of three BSs 20 and three corresponding signal strengths of the UE 30 relative to the three BSs 20 , and the server 100 may estimate the geographical information of the UE 30 by tri-lateration algorithm.
- the processor 140 can use the location information of the UE 30 (such as mobile network code (MNC) or cell ID of serving BS 20 , or a precise location estimated by positioning algorithms or feedback by UE 30 equipped with global positioning system (GPS) module) to correlate the monitoring results from competitor's network and analyze competitor network performance (step S 540 ).
- MNO mobile network code
- GPS global positioning system
- mobile operators can learn about other networks' RF performance, including signal strength, interference, etc.
- the proposed method changes the normal mobile phone behaviors to utilize its full spectrum scan capability to scan competitor networks' RF situation by adding carrier frequencies of competitor networks.
- the location information of measurement reports would be correlate with competitor's network monitoring results.
- mobile operators can utilize these gathered competitor networks data and compare with their own network to learn about where they have better or worse performance as indication for their own network improvement tasks.
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Priority Applications (4)
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US16/520,301 US11405853B2 (en) | 2018-11-22 | 2019-07-23 | Server, communication system, and performance measurement method |
EP19193523.8A EP3657840B1 (en) | 2018-11-22 | 2019-08-26 | Configuration of a ue for network performance measurement based on frequency spectrum information relating to at least two mobile networks |
TW108132405A TWI728460B (en) | 2018-11-22 | 2019-09-09 | Server, communication system, and performance measurement method |
US16/866,537 US11259147B2 (en) | 2018-11-22 | 2020-05-04 | Server, communication system, and positioning method based on mobile network thereof |
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US201862770757P | 2018-11-22 | 2018-11-22 | |
US16/520,301 US11405853B2 (en) | 2018-11-22 | 2019-07-23 | Server, communication system, and performance measurement method |
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US16/866,537 Continuation-In-Part US11259147B2 (en) | 2018-11-22 | 2020-05-04 | Server, communication system, and positioning method based on mobile network thereof |
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US11405853B2 true US11405853B2 (en) | 2022-08-02 |
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2019
- 2019-07-23 US US16/520,301 patent/US11405853B2/en active Active
- 2019-08-26 EP EP19193523.8A patent/EP3657840B1/en active Active
- 2019-09-09 TW TW108132405A patent/TWI728460B/en active
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Publication number | Publication date |
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EP3657840A1 (en) | 2020-05-27 |
TW202021387A (en) | 2020-06-01 |
US20200169944A1 (en) | 2020-05-28 |
TWI728460B (en) | 2021-05-21 |
EP3657840B1 (en) | 2022-02-23 |
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